Base | Representation |
---|---|
bin | 1011010110111010100010… |
… | …1100011111101100000000 |
3 | 1122012212111002222122212122 |
4 | 2311232220230133230000 |
5 | 3114102014320302023 |
6 | 42321013525143412 |
7 | 2426151501645341 |
oct | 265565054375400 |
9 | 48185432878778 |
10 | 12488300165888 |
11 | 3a85292968808 |
12 | 149839655ab68 |
13 | 6c78459312a1 |
14 | 312618ddc0c8 |
15 | 169cb18262c8 |
hex | b5ba8b1fb00 |
12488300165888 has 144 divisors (see below), whose sum is σ = 26052026676480. Its totient is φ = 5967721267200.
The previous prime is 12488300165839. The next prime is 12488300165897. The reversal of 12488300165888 is 88856100388421.
12488300165888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (62).
It is a self number, because there is not a number n which added to its sum of digits gives 12488300165888.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619418528 + ... + 619438688.
It is an arithmetic number, because the mean of its divisors is an integer number (180916851920).
Almost surely, 212488300165888 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12488300165888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13026013338240).
12488300165888 is an abundant number, since it is smaller than the sum of its proper divisors (13563726510592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12488300165888 is an equidigital number, since it uses as much as digits as its factorization.
12488300165888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21174 (or 21160 counting only the distinct ones).
The product of its (nonzero) digits is 23592960, while the sum is 62.
The spelling of 12488300165888 in words is "twelve trillion, four hundred eighty-eight billion, three hundred million, one hundred sixty-five thousand, eight hundred eighty-eight".
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